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These self-adhesive labels have the NFPA "fire diamond" and include an explanation of the numbers and symbols that are to be used in each of the four sections.
These labels are available in economical paper or indoor/outdoor vinyl in three sizes: 2" x 2", 4" x 4" or 6" x 6". They are available in rolls of 250 or 500 identical labels.
For plain NFPA diamond labels without the annotations see item # 01250.